An Internet-of-Things (IoT) solutions company has decided to release every single application as a Docker container and to use ECS classic (on EC2) as the container orchestration system and ECR as the Docker registry. Part of implementing a monitoring pipeline is to ensure all application logs can be stored in CloudWatch logs. The company has hired you as an AWS Certified DevOps Engineer Professional to provide the simplest possible instructions to accomplish this objective. What are these instructions?